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Chemistry Interview Questions
Questions Answers Views Company eMail

While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?

 2335

which one is better separation in high pressure liquide chromatogram orlowpressure chromato gram in hplc

Hetero,

1717

In which cases factor of KF Reaget got higher side

 2 5559

Why sucrose used in calibration of polarimeter

Lupin,

1 3779

what is the concept for adjustment of pH in HPLC buffer solution ? a. Common ion effect b. Counter ion effect and explain me, how we adapt this principles & what is the role of these principles in our method

Apex, Pentagon Labs,

1 2641

What is the difference between BD

 1 2305

why water content test performed

 1 5336

What is peak purity and response factor in chromatographic analysis? Why we required to find out response factor?

 2 6331

What are modes of quantification in related substances

Hospira,

1711

what is the source of ir spectroscopy

CTX Life Sciences, Mylan,

2 6430

Difference Between End Cap HPLC Column and Non End Cap Column

 2 13172

What precaution u take when doing rs preparing

DRL,

1625

Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

Petronas, Shanghai Ocean University,

1454

How would you decide dissolution medium for NCE compound of class I drug

 1687

which gas is called laughing gas?

 2 3882

Un-Answered Questions { Chemistry }

why we are using benzene, anyline in acetic anhdride assay titration method?

1569

What is delay volume?

836

How to choose the which salt is suitable for mobilephase

2637

which are the diffrent batches in the pharmaceuticals?

334

How many moles of sodium hydrogen phosphate can be prepared from 3 mol of sodium hydroxide and phosphoric acid?

1899




Why is starch indicator added towards the end point?

579

how much time require for day to prepare the ongc exam for evarage student?

2515

What are some of the polymers that you encounter every day? Describe their physical properties. : Polymer Chemistry

680

What is the unit of ph?

606

What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)

6862

Why is the role of glycerol & naoh?

593

How Many grams of solid iodine are produced by the decomposition of 25.4g of hydrogen iodine gas?

2366

Explain how can you tell if there is a dipole moment or not?

558

WHAT TYPE OF QUESTION ASK FOR POST SENIOR TECHNICAL ASSISTANT IN DRDO

7650

why is acetic acid less conductive than hcl?

717

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